Best JavaScript code snippet using wpt
File-constructor.any.js
Source:File-constructor.any.js
1// META: title=File constructor2const to_string_obj = { toString: () => 'a string' };3const to_string_throws = { toString: () => { throw new Error('expected'); } };4test(function() {5 assert_true("File" in globalThis, "globalThis should have a File property.");6}, "File interface object exists");7test(t => {8 assert_throws_js(TypeError, () => new File(),9 'Bits argument is required');10 assert_throws_js(TypeError, () => new File([]),11 'Name argument is required');12}, 'Required arguments');13function test_first_argument(arg1, expectedSize, testName) {14 test(function() {15 var file = new File(arg1, "dummy");16 assert_true(file instanceof File);17 assert_equals(file.name, "dummy");18 assert_equals(file.size, expectedSize);19 assert_equals(file.type, "");20 // assert_false(file.isClosed); XXX: File.isClosed doesn't seem to be implemented21 assert_not_equals(file.lastModified, "");22 }, testName);23}24test_first_argument([], 0, "empty fileBits");25test_first_argument(["bits"], 4, "DOMString fileBits");26test_first_argument(["ð½ð®ðð½"], 16, "Unicode DOMString fileBits");27test_first_argument([new String('string object')], 13, "String object fileBits");28test_first_argument([new Blob()], 0, "Empty Blob fileBits");29test_first_argument([new Blob(["bits"])], 4, "Blob fileBits");30test_first_argument([new File([], 'world.txt')], 0, "Empty File fileBits");31test_first_argument([new File(["bits"], 'world.txt')], 4, "File fileBits");32test_first_argument([new ArrayBuffer(8)], 8, "ArrayBuffer fileBits");33test_first_argument([new Uint8Array([0x50, 0x41, 0x53, 0x53])], 4, "Typed array fileBits");34test_first_argument(["bits", new Blob(["bits"]), new Blob(), new Uint8Array([0x50, 0x41]),35 new Uint16Array([0x5353]), new Uint32Array([0x53534150])], 16, "Various fileBits");36test_first_argument([12], 2, "Number in fileBits");37test_first_argument([[1,2,3]], 5, "Array in fileBits");38test_first_argument([{}], 15, "Object in fileBits"); // "[object Object]"39test_first_argument([document.body], 24, "HTMLBodyElement in fileBits"); // "[object HTMLBodyElement]"40test_first_argument([to_string_obj], 8, "Object with toString in fileBits");41test_first_argument({[Symbol.iterator]() {42 let i = 0;43 return {next: () => [44 {done:false, value:'ab'},45 {done:false, value:'cde'},46 {done:true}47 ][i++]};48}}, 5, 'Custom @@iterator');49[50 'hello',51 0,52 null53].forEach(arg => {54 test(t => {55 assert_throws_js(TypeError, () => new File(arg, 'world.html'),56 'Constructor should throw for invalid bits argument');57 }, `Invalid bits argument: ${JSON.stringify(arg)}`);58});59test(t => {60 assert_throws_js(Error, () => new File([to_string_throws], 'name.txt'),61 'Constructor should propagate exceptions');62}, 'Bits argument: object that throws');63function test_second_argument(arg2, expectedFileName, testName) {64 test(function() {65 var file = new File(["bits"], arg2);66 assert_true(file instanceof File);67 assert_equals(file.name, expectedFileName);68 }, testName);69}70test_second_argument("dummy", "dummy", "Using fileName");71test_second_argument("dummy/foo", "dummy/foo",72 "No replacement when using special character in fileName");73test_second_argument(null, "null", "Using null fileName");74test_second_argument(1, "1", "Using number fileName");75test_second_argument('', '', "Using empty string fileName");76test_second_argument(document.body, '[object HTMLBodyElement]', "Using object fileName");77// testing the third argument78[79 {type: 'text/plain', expected: 'text/plain'},80 {type: 'text/plain;charset=UTF-8', expected: 'text/plain;charset=utf-8'},81 {type: 'TEXT/PLAIN', expected: 'text/plain'},82 {type: 'ð½ð®ðð½/ðð©ðð¦ð«', expected: ''},83 {type: 'ascii/nonprintable\u001F', expected: ''},84 {type: 'ascii/nonprintable\u007F', expected: ''},85 {type: 'nonascii\u00EE', expected: ''},86 {type: 'nonascii\u1234', expected: ''},87 {type: 'nonparsable', expected: 'nonparsable'}88].forEach(testCase => {89 test(t => {90 var file = new File(["bits"], "dummy", { type: testCase.type});91 assert_true(file instanceof File);92 assert_equals(file.type, testCase.expected);93 }, `Using type in File constructor: ${testCase.type}`);94});95test(function() {96 var file = new File(["bits"], "dummy", { lastModified: 42 });97 assert_true(file instanceof File);98 assert_equals(file.lastModified, 42);99}, "Using lastModified");100test(function() {101 var file = new File(["bits"], "dummy", { name: "foo" });102 assert_true(file instanceof File);103 assert_equals(file.name, "dummy");104}, "Misusing name");105test(function() {106 var file = new File(["bits"], "dummy", { unknownKey: "value" });107 assert_true(file instanceof File);108 assert_equals(file.name, "dummy");109}, "Unknown properties are ignored");110[111 123,112 123.4,113 true,114 'abc'115].forEach(arg => {116 test(t => {117 assert_throws_js(TypeError, () => new File(['bits'], 'name.txt', arg),118 'Constructor should throw for invalid property bag type');119 }, `Invalid property bag: ${JSON.stringify(arg)}`);120});121[122 null,123 undefined,124 [1,2,3],125 /regex/,126 function() {}127].forEach(arg => {128 test(t => {129 assert_equals(new File(['bits'], 'name.txt', arg).size, 4,130 'Constructor should accept object-ish property bag type');131 }, `Unusual but valid property bag: ${arg}`);132});133test(t => {134 assert_throws_js(Error,135 () => new File(['bits'], 'name.txt', {type: to_string_throws}),136 'Constructor should propagate exceptions');...
Using AI Code Generation
1function to_string_throws(obj) {2 try {3 obj.toString();4 return false;5 } catch (e) {6 return true;7 }8}9function to_string_throws(obj) {10 try {11 obj.toString();12 return false;13 } catch (e) {14 return true;15 }16}17function to_string_throws(obj) {18 try {19 obj.toString();20 return false;21 } catch (e) {22 return true;23 }24}25function to_string_throws(obj) {26 try {27 obj.toString();28 return false;29 } catch (e) {30 return true;31 }32}33function to_string_throws(obj) {34 try {35 obj.toString();36 return false;37 } catch (e) {38 return true;39 }40}41function to_string_throws(obj) {42 try {43 obj.toString();44 return false;45 } catch (e) {46 return true;47 }48}49function to_string_throws(obj) {50 try {51 obj.toString();52 return false;53 } catch (e) {54 return true;55 }56}57function to_string_throws(obj) {58 try {59 obj.toString();60 return false;61 } catch (e) {62 return true;63 }64}65function to_string_throws(obj) {66 try {67 obj.toString();68 return false;69 } catch (e) {70 return true;71 }72}73function to_string_throws(obj) {74 try {75 obj.toString();76 return false;77 } catch (e) {78 return true;79 }80}81function to_string_throws(obj) {82 try {83 obj.toString();84 return false;85 } catch (e) {
Using AI Code Generation
1function to_string_throws() {2 return wpt.to_string_throws();3}4function to_string_nothrow() {5 return wpt.to_string_nothrow();6}7function to_string_throws() {8 return wpt.to_string_throws();9}10function to_string_nothrow() {11 return wpt.to_string_nothrow();12}13function to_string_throws() {14 return wpt.to_string_throws();15}16function to_string_nothrow() {17 return wpt.to_string_nothrow();18}19function to_string_throws() {20 return wpt.to_string_throws();21}22function to_string_nothrow() {23 return wpt.to_string_nothrow();24}25function to_string_throws() {26 return wpt.to_string_throws();27}28function to_string_nothrow() {29 return wpt.to_string_nothrow();30}31function to_string_throws() {32 return wpt.to_string_throws();33}34function to_string_nothrow() {35 return wpt.to_string_nothrow();36}37function to_string_throws() {38 return wpt.to_string_throws();39}40function to_string_nothrow() {41 return wpt.to_string_nothrow();42}43function to_string_throws() {44 return wpt.to_string_throws();45}46function to_string_nothrow() {47 return wpt.to_string_nothrow();48}49function to_string_throws() {50 return wpt.to_string_throws();51}
Using AI Code Generation
1function to_string_throws(f, message) {2 var threw = false;3 try {4 f();5 } catch (e) {6 threw = true;7 }8 assert_true(threw, message);9}10var test = async_test("Test to_string_throws method");11var worker = new Worker("worker.js");12worker.onmessage = test.step_func(function(e) {13 test.done();14});
Using AI Code Generation
1require_once( 'wptexturize.php' );2$wptexturize = new wptexturize();3$wptexturize->to_string_throws( 'string' );4require_once( 'wptexturize.php' );5$wptexturize = new wptexturize();6$wptexturize->to_string_throws( 'string' );7require_once( 'wptexturize.php' );8$wptexturize = new wptexturize();9$wptexturize->to_string_throws( 'string' );10require_once( 'wptexturize.php' );11$wptexturize = new wptexturize();12$wptexturize->to_string_throws( 'string' );13require_once( 'wptexturize.php' );14$wptexturize = new wptexturize();15$wptexturize->to_string_throws( 'string' );16require_once( 'wptexturize.php' );17$wptexturize = new wptexturize();18$wptexturize->to_string_throws( 'string' );19require_once( 'wptexturize.php' );20$wptexturize = new wptexturize();21$wptexturize->to_string_throws( 'string' );22require_once( 'wptexturize.php' );23$wptexturize = new wptexturize();24$wptexturize->to_string_throws( 'string' );25require_once( 'wptexturize.php' );
Using AI Code Generation
1var assert_throws = function (method, type, message) {2 try {3 method();4 } catch (e) {5 if (e instanceof type) {6 if (message) {7 if (e.message === message) {8 return;9 }10 throw new Error('Expected error message: ' + message + ', got: ' + e.message);11 }12 return;13 }14 throw new Error('Expected error: ' + type + ', got: ' + e);15 }16 throw new Error('Expected error: ' + type + ', got no error');17};18var assert_equals = function (a, b) {19 if (a !== b) {20 throw new Error('Expected: ' + a + ', got: ' + b);21 }22};23var assert_true = function (a) {24 if (a !== true) {25 throw new Error('Expected: ' + a + ' to be true');26 }27};28var assert_false = function (a) {29 if (a !== false) {30 throw new Error('Expected: ' + a + ' to be false');31 }32};33var assert_array_equals = function (a, b) {34 if (a.length !== b.length) {35 throw new Error('Expected: ' + a + ' and ' + b + ' to have the same length');36 }37 for (var i = 0; i < a.length; i++) {38 if (a[i] !== b[i]) {39 throw new Error('Expected: ' + a + ' and ' + b + ' to be the same');40 }41 }42};43var assert_regexp_match = function (a, b) {44 if (b instanceof RegExp) {45 if (!b.test(a)) {46 throw new Error('Expected: ' + a + ' to match ' + b);47 }48 } else {49 throw new Error('Expected: ' + b + ' to be a RegExp');50 }51};52var assert_regexp_not_match = function (a, b) {53 if (b instanceof RegExp) {54 if (b.test(a)) {55 throw new Error('Expected: ' + a + ' to not match ' + b);56 }57 } else {58 throw new Error('Expected: ' + b + ' to
Using AI Code Generation
1var wpt = require("wpt");2var assert = wpt.assert;3var to_string_throws = wpt.to_string_throws;4function Test()5{6 function f() { return 1; }7 assert(to_string_throws(f) == false);8 function g() { throw new Error("boo"); }9 assert(to_string_throws(g) == true);10}11Test();12var wpt = require("wpt");13var assert = wpt.assert;14var to_string_throws = wpt.to_string_throws;15function Test()16{17 function f() { return 1; }18 assert(to_string_throws(f) == false);19 function g() { throw new Error("boo"); }20 assert(to_string_throws(g) == true);21}22Test();23var wpt = require("wpt");24var assert = wpt.assert;25var to_string_throws = wpt.to_string_throws;26function Test()27{28 function f() { return 1; }29 assert(to_string_throws(f) == false);30 function g() { throw new Error("boo"); }31 assert(to_string_throws(g) == true);32}33Test();34var wpt = require("wpt");35var assert = wpt.assert;36var to_string_throws = wpt.to_string_throws;37function Test()38{39 function f() { return 1; }40 assert(to_string_throws(f) == false);41 function g() { throw new Error("boo"); }42 assert(to_string_throws(g) == true);43}44Test();45var wpt = require("wpt");46var assert = wpt.assert;47var to_string_throws = wpt.to_string_throws;48function Test()49{50 function f() { return 1; }51 assert(to_string_throws(f) == false);52 function g() { throw new Error("boo"); }53 assert(to_string_throws(g) == true);54}55Test();
Using AI Code Generation
1var wpt = require("./wpt.js");2var assert = require("assert");3var wpt = new wpt();4assert.throws(function() { wpt.to_string_throws(); }, /Error/, "to_string_throws() should throw an Error");5AssertionError: to_string_throws() should throw an Error6var wpt = function() {};7wpt.prototype.to_string_throws = function() {8 var x = 5;9 var y = 10;10 var z = x + y;11 return z;12};13module.exports = wpt;
Using AI Code Generation
1var wpt = require('./wpt');2var test = new wpt();3var obj = {a: 1, b: 2};4test.to_string_throws(obj);5> { a: 1, b: 2 }6> at Object. (/home/username/Projects/wpt/wpt.js:23:15)7> at Module._compile (module.js:456:26)8> at Object.Module._extensions..js (module.js:474:10)9> at Module.load (module.js:356:32)10> at Function.Module._load (module.js:312:12)11> at Function.Module.runMain (module.js:497:10)12> at startup (node.js:119:16)13var wpt = require('./wpt');14var test = new wpt();15var obj = {a: 1, b: 2};16test.to_string_throws(obj);17> { a: 1, b: 2 }18> at Object. (/home/username/Projects/wpt/wpt.js:23:15)19> at Module._compile (module.js:456:26)20> at Object.Module._extensions..js (module.js:474:10)21> at Module.load (module.js:356:32)22> at Function.Module._load (module.js:312:12)23> at Function.Module.runMain (module.js:497:10)24> at startup (node.js:119:16)
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!